Xyz Dimension

The Xyz Dimension is one of the Four Dimensions in the Yu-Gi-Oh! ARC-V anime, where all the Duelists use Xyz Monsters. Heartland City was attacked by an army of Duelists from the Fusion Dimension's Duel Academy, resulting in large amounts of its inhabitants being turned into cards. The survivors organized themselves into a The Resistance, counterattacking using the same method

Trivia

 * its Either unknown if This Dimension is same as The ZEXAL Universe due the setting is Heartland.